Check the listing for details. Spy Mini Digital Voice Activated Recorder Hidden 16GB Audio Recording Device. Color: Black, Condition: New. Listed at 34.81 USD. 16G Mini Hidden Spy Digital Recorder Voice Activated MP3 Player Listening Device Features: Built-in 1600mAh rechargeable battery, maximum standby 60 days, full charge can be continuous recording 240 hours. In total, the 16GB memory can store up to 188 hours of recording files (192KBPS). Supports microSD card expansions up to 128GB. The voice recorder will start recording when a sound is detected and stop recording when the sound ends. A complete audio listening/recording device. When there is no sound, the recorder will go into sleep mode, saving memory and battery. Strong magnetic suction can be firmly fixed to the iron frame as required. Such as under the bed, desk, car seat, easy and secret recording. The mini recorder is lightweight, portable, and easy to fit in your pocket or palm. Very easy to use, press the "on" button to record, press the "off" button to save. If the battery is low during recording, the system automatically saves the files being recorded to prevent them from being lost due to the low battery. You can also set a password on your computer. The recording will be automatically encrypted, do not open the recorder without password, to ensure the recording data security. Specification: 100% brand new with high quality Type: Voice Activated Recorder Flash Memory: 16GB Battery: Built-in 3.7V/1600mAh Micro SD Expansion: Up to 128GB Recording Time: About 240Hours Standby Time: About 60 Days Recording Format: WAV Playing Format: WAV/ WMA/ MP3 and so on Package Included: 1 x Voice Activated Recorder 1 x USB Cable 1 x Earphones 1 x User manual Note: The colors may be a little difference for the different monitor display. Please check as much as possible to make sure the item is the one that you need. Please allow 0.5-1 inch difference due to manual measurement.(1inch=2.54cm) On Aug 4, 2023 at 01:28:22 PDT, seller added the following information: